Dahua NVR4216-16P-4 - 9 Event and Activation; 9.1 Explain IPC ext, IPC offline, Net alarm, HDCVI alarm, IVS alarm, Video loss, Tampering

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9 Event and Activation
9.1 Explain IPC ext, IPC offline, Net alarm, HDCVI alarm, IVS alarm,
Video loss, Tampering
9.1.1 What is IPC External alarm
Figure 9-1
This is the alarm signal from IPC local alarm in.
9.1.2 What is IPC Offline alarm
Figure 9-2
This alarm will be triggered if there’s IPC dropping off.
9.1.3 What is Network alarm